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j2k

v1.0.0 · released 1 month ago · MIT License

First published 1 month ago.

Pure Dart JPEG 2000 codec: decodes JP2 and J2K files to 8- or 16-bit pixels with alpha, encodes pixel buffers and PGM/PPM, and runs on the VM, dart2js and dart2wasm.

View on pub.dev View source
#316 in Image Media #6836 overall androidioswindowslinuxmacosweb
Downloads / day
36
as of 2026-10-19
GitHub stars
1
★ refreshed weekly
Likes
1
on pub.dev
Pub points
160 / 160
perfect score
2026-09-19 2026-10-19

Repository health

Last commit
1 month ago
Commit activity
Open issues
1
Open PRs
0
Contributors
1
CI
GitHub Actions
License (repo)

Last refreshed 13 days ago.

License explained · MIT

MIT License

Use freely, even commercially. Just keep the copyright notice.

A short and simple permissive license with conditions only requiring preservation of copyright and license notices. Licensed works, modifications, and larger works may be distributed under different terms and without source code.

You can

  • Commercial use
  • Distribution
  • Modification
  • Private use

You must

  • Include the license and copyright notice

The license does not

  • No liability
  • No warranty

Plain-English summary, not legal advice. Full text on SPDX or choosealicense.com. Summaries adapted from choosealicense.com (a GitHub project, MIT-licensed).

Commit activity, past 52 weeks

j2k

36 commits in the past year
Accelerating +400% vs 9 months ago
15 8 0 52w ago36w ago18w agothis week
Weekly average
0.7 commits
Busiest week
14 commits, 4 weeks ago
Active weeks
5 of 52 (10%)
Longest quiet stretch
28 weeks with no commits

Weekly commits to the default branch on GitHub. Source: GET /stats/participation. Refreshed weekly. Excludes commits to other branches.

How j2k compares in Image Media

Top of the Image Media leaderboard, with j2k highlighted.

Rank Package Downloads / day Stars Likes
#1
image
🇺🇸 loki3d.com
279.2K ★ 1.3K 1.8K
#2
image_picker
🇺🇸 flutter.dev
179.8K ★ 5.3K 7.8K
#3
image_picker_for_web
🇺🇸 flutter.dev
173.3K ★ 5.3K 176
#4
image_picker_windows
🇺🇸 flutter.dev
146K ★ 5.3K 8
#316
j2k
 36 ★ 1 1